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WOD 2023

Video 16 September 2023

On World Ozone Day we celebrate fixing the ozone layer and reducing CC

News 15 September 2023

Montreal Protocol: fixing the ozone layer and reducing CC

We celebrate World Ozone Day on 16 September ever

A warm welcome to the participants of OEWG45

Parties to the Montreal Protocol meet in Bangkok to prepare for key decisions to be taken in Nairobi

Press Release 14 July 2023

The forty-fifth meeting of the Open-ended Working Group (OEWG45) of the Parties to the Montreal Protocol on Substance

Questions and Answers about the Effects of Ozone Depletion, UV Radiation, and Climate on Humans and the Environment

News 12 June 2023

Downloadable PDF

Technology and Economic Assessment Panel: 2022 Assessment Report

Featured 5 June 2023

Download

Environmental Effects of Stratospheric Ozone Depletion, UV Radiation, and Interactions with Climate Change: 2022 Assessment Report

Featured 4 May 2023

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Twenty Questions and Answers About the Ozone Layer: 2022 Update

Featured 3 May 2023

Reducing food loss and waste through sustainable food cold chains

Video 27 April 2023

Dr. Daniel Lee Albritton (1936-2023)

Featured 5 April 2023

The Ozone Secretariat is sad to note the passing of Dr.

Montreal Protocol and the development goals

Video 6 July 2016

How can the Montreal Protocol help towards delivering on the 2030 Agenda for Sustainable Development?

Montreal Protocol Achievements

Video 27 April 2016

The Montreal Protocol on Substances that Deplete the Ozone Layer has led to significant environmental, health and eco

Precious Ozone - The Size of it

Video 6 August 2015

Space is closer than you think.

Ozone scientist Mario Molina honoured by UN for lifetime of achievement

Video 19 November 2014

Mexico's Molina - already a Nobel laureate - was instrumental in the identification of the Antarctic ozone hole...now

Protecting Our Atmosphere for Generations to Come: 25 Years of the Montreal Protocol (full video)

Video 16 September 2014

The Antarctic Ozone Hole -- From Discovery to Recovery, a Scientific Journey

Video 15 September 2011

Upgrading Ozone Layer Treaty to Assist in Combating Climate Change Key Issue at International Meeting in Egypt

Upgrading Ozone Layer Treaty to Assist in Combating CC Key Issue at International Meeting in Egypt

Press Release 2 November 2009

21^st Meeting of the Parties to the Montreal Protocol on Substan

Ozone Treaty Anniversary Gifts Big Birthday Present to Human Health and Combating CC

Press Release 16 September 2009

Timor-Leste Makes Montreal Protocol First Global Environmental Agreement to Achieve Universal Ratification

Record Stratospheric Ozone Loss in the Arctic in Spring of 2011

Press Release 22 September 2007

Governments Agree to Accelerated ‘Freeze and Phase-out” of Ozone and Climate- Damaging Chemicals at Montreal

New Report Projects Later Recovery of Ozone Layer

Press Release 18 August 2006

BUT EARLY SIGNS OF MENDING CONFIRM EFFECTIVENESS OF MONTREAL PROTOCOL ON SUBSTANCES THAT DEPLETE THE OZONE LA

Featured

Montreal protocol progress

Kigali Amendment

The Kigali Amendment to the Montreal Protocol entered into force on 1 January 2019 after the threshold for the agreement to enter into force was met on 17 November 2017, when it was ratified by 20 parties.

Greening the blue

Working towards climate neutrality

The Ozone Secretariat is part of the UN’s “Greening the Blue” efforts to move towards climate neutrality. The Secretariat works towards climate neutrality by measuring the carbon footprint of Vienna Convention and Montreal Protocol meetings ...